We often talk about APK files when discussing Android phones. But what are APK files, how do they work, and why should you care about them? Let's explain.

I downloaded the APK file from the website, then I tried to open it. I was told that I was not permitted to install unknown apps from my download manager—in your case the warning may name Chrome ...

Disconnect the device from the computer. Tap the new extractor app on your phone to launch the program. Locate the .APK file and select the file to open and install it on the Android device.